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Science/Tech

The A.I. Videos on Kids’ Youtube Feeds

26 February at 12:02 PM, via New York Times

The YouTube algorithm is pushing bizarre, often nonsensical A.I.-generated videos targeting children. Our video journalist Arijeta Lajka explains why experts say that these videos could affect their cognitive development, and how parents can identify this type of content.

A deafening nuclear fusion reactor: why you wouldn’t want to hear the sun

26 February at 08:00 AM, via The Guardian

Sunrise is a majestic spectacle – but we should be grateful for the miles of vacuum between us and the star

Dawn on a still morning is a majestic spectacle, as sunlight spills silently across the landscape and the Earth gradually emerges from darkness. Sunrise has inspired countless pieces of music striving to express this soundless experience in audible form. But if we could actually hear the...

Can degrowth save the climate? – podcast

26 February at 07:00 AM, via The Guardian

Since the 1960s, global GDP has been rapidly rising and living standards have reached record highs. But something else has been rocketing up too – carbon emissions. For years, scientists and economists have been asking: is it possible to grow without heating and polluting the Earth? And as the climate becomes more unstable, the issue is only becoming more urgent. Madeleine Finlay hears from...

Tropical plants flowering months earlier or later because of climate crisis – study

25 February at 21:00 PM, via The Guardian

Changes threaten ecosystems as flowering falls out of sync with fruit-eating, seed-dispersing animals and pollinators

Tropical flowers are blooming months earlier or later than they used to because of climate breakdown, with potentially “cascading impacts across ecosystems”, according to a study of 8,000 plants dating back 200 years.

Researchers looked at flowers from a range of countries,...

Toxic waste from screens ends up in endangered dolphins, study finds

25 February at 15:00 PM, via The Guardian

Gene-altering chemicals found in humpback dolphins and finless porpoises, raising alarm they may end up in human food chain

Toxic e-waste chemicals from television, computer and smartphone screens have been found in the brains and bodies of endangered dolphins and porpoises in the South China Sea.

Research published in Environmental Science & Technology detected significant levels of...

Ayahuasca psychedelic DMT shows promise as depression therapy

25 February at 15:00 PM, via The Guardian

Study finds participants saw reduction in depressive symptoms as researchers welcome ‘promising’ results

A phase II clinical trial has found dimethyltryptamine (DMT), one of the psychoactive components traditionally used in the Amazonian psychedelic ritual ayahuasca, might be a promising therapy for depression.

The psychedelic pharmaceutical company Small Pharma (now Cybin UK) sponsored and...

The rise of rejection sensitive dysphoria: ‘My chest feels like it’s collapsing’

25 February at 12:00 PM, via The Guardian

It makes rejection, teasing or criticism feel unbearable, often prompting a strong physical reaction. Sufferers describe life with a condition that is only just starting to be understood

Jenna Turnbull’s chest is tightening. The 36-year-old civil servant, who lives in Cardiff, can picture herself as she speaks: an 11-year-old in her PE kit waiting with the other kids for her lesson to start....

How ancient Scottish rocks throw ‘snowball Earth’ theory up in the air

25 February at 08:00 AM, via The Guardian

Researchers discover rare periods of a few thousands years when climate unexpectedly awoke from slumber

During the ”snowball Earth” period about 700m years ago, Earth’s climate shut down. The planet was encased in ice and insulated from seasonal variations: spring, summer, autumn and winter all stopped. Or at least that was the theory.

Recent examination of some ancient rocks from the west...

Pentagon Gives A.I. Company an Ultimatum

25 February at 01:09 AM, via New York Times

Anthropic insists on limits on how its technology is used and could be labeled a supply chain risk if it fails to accept the military’s demands.

‘A slur would be deliberate’: the Baftas outburst and Tourette syndrome

24 February at 19:38 PM, via The Guardian

While the use of the N-word may not have been intentional, some with the condition agree that doesn’t make it acceptable

It was an incident that sparked a furore: during Sunday’s Bafta ceremony Tourette syndrome (TS) activist John Davidson made several outbursts, including shouting the N-word as actors Delroy Lindo and Michael B Jordan were presenting a prize on stage.

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